11 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... Tachycardia (MAT ... #Tachycardia #MAT ... #Cardiology #Diagnosis ... #ECG #EKG #Management
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... aVR • Classic EKG ... , atrial tachycardia ... #AVR #leadAVR #ecg ... #differential #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Converts - Probably AVnRT ... Control rate (e.g ... Control rate (e.g ... #Treatment #management ... #cardiology #algorithm
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Nodal Reentrant Tachycardia ... - Premature atrial ... depolarizes the atria ... ECG usually shows ... #cardiology #SVT
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
A waves during AVNRT ... , the atria and ... EKG of the same ... when the finding was ... PhysicalExam #JVP #Cardiology
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
Arrhythmias on ECG ... tachycardia ECG ... in contrast to WAP ... #cardiology #diagnosis ... #ekg #electrocardiogram
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... Have the patient tap ... Valvular disease (e.g ... maneuvers: SVT-AVNRT ... #Palpitations #Cardiology
This is a parasternal long axis view of a young patient presenting with 3 days of
x-ray and and ECG ... with sinus tachycardia ... root, and left atrium ... Michael Macias, EM ... #Radiology #POCUS
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Tachycardia: Belong ... #Rhythm #tachycardia ... Wandering #Pacemaker #wap ... #diagnosis #cardiology ... #ekg #ecg #electrocardiogram
Purpose: We sought to develop a patient decision aid to promote shared decision-making for patients who
natural frequency (e.g ... randomized controlled trial ... #Management #PatientInfo ... #Cardiology #EM